“passenger duty”概念、定义、翻译-科学时代

单词	passenger duty
释义	商务词汇手册 passenger duty 通行税
随便看	background count background counting rate background density background dose background dose background equivalent activity background equivalent activity background equivalent activity（BEA） backgrounder backgrounder background eradication background exposure background fade-in background fade-out background film background illumination background image background information background information backgrounding background investigation background investigation background job background limited photodetector background loudspeaker

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。